diff --git a/plugins/nodenv/README.md b/plugins/nodenv/README.md new file mode 100644 index 000000000..550597025 --- /dev/null +++ b/plugins/nodenv/README.md @@ -0,0 +1,20 @@ +# nodenv plugin + +The primary job of this plugin is to provide `nodenv_prompt_info` which can be added to your theme to include Node +version information into your prompt. + +To use it, add `nodenv` to the plugins array in your zshrc file: + +```zsh +plugins=(... nodenv) +``` + +## Functions + +* `nodenv_prompt_info`: displays the Node version in use by nodenv; or the global Node + version, if nodenv wasn't found. You can use this function in your prompt by adding + `$(nodenv_prompt_info)` to PROMPT or RPROMPT: + + ```zsh + RPROMPT='$(nodenv_prompt_info)' + ``` diff --git a/plugins/nodenv/nodenv.plugin.zsh b/plugins/nodenv/nodenv.plugin.zsh new file mode 100644 index 000000000..79a4ffbb5 --- /dev/null +++ b/plugins/nodenv/nodenv.plugin.zsh @@ -0,0 +1,43 @@ +# This plugin loads nodenv into the current shell and provides prompt info via +# the 'nodenv_prompt_info' function. + +FOUND_NODENV=${+commands[nodenv]} + +if [[ $FOUND_NODENV -ne 1 ]]; then + nodenvdirs=( + "$HOME/.nodenv" + "/usr/local/nodenv" + "/opt/nodenv" + "/usr/local/opt/nodenv" + ) + for dir in $nodenvdirs; do + if [[ -d "${dir}/bin" ]]; then + export PATH="$PATH:${dir}/bin" + FOUND_NODENV=1 + break + fi + done + + if [[ $FOUND_NODENV -ne 1 ]]; then + if (( $+commands[brew] )) && dir=$(brew --prefix nodenv 2>/dev/null); then + if [[ -d "${dir}/bin" ]]; then + export PATH="$PATH:${dir}/bin" + FOUND_NODENV=1 + fi + fi + fi +fi + +if [[ $FOUND_NODENV -eq 1 ]]; then + eval "$(nodenv init --no-rehash - zsh)" + function nodenv_prompt_info() { + nodenv version-name 2>/dev/null + } +else + # fallback to system node + function nodenv_prompt_info() { + echo "system: $(node -v 2>&1 | cut -c 2-)" + } +fi + +unset FOUND_NODENV nodenvdirs dir